/*
* Copyright (c) 1998-2000 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Emil Ong
*/
package com.caucho.xtpdoc;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;
import java.io.FilterWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.Writer;
public class PreFormattedText extends FormattedText {
public PreFormattedText(Document document)
{
super(document);
}
public void writeHtml(XMLStreamWriter out)
throws XMLStreamException
{
out.writeStartElement("pre");
super.writeHtml(out);
out.writeEndElement(); // pre
}
public void writeLaTeX(PrintWriter out)
throws IOException
{
super.writeLaTeX(new PrintWriter(new PreFormatFilterWriter(out)));
}
public void writeLaTeXEnclosed(PrintWriter out)
throws IOException
{
super.writeLaTeXEnclosed(new PrintWriter(new PreFormatFilterWriter(out)));
}
public void writeLaTeXTop(PrintWriter out)
throws IOException
{
writeLaTeX(out);
}
private static class PreFormatFilterWriter extends FilterWriter {
public PreFormatFilterWriter(Writer out)
{
super(out);
}
public void write(char[] cbuf, int off, int len)
throws IOException
{
for (int i = off; i < len; i++)
filterChar(cbuf[i]);
}
public void write(int c)
throws IOException
{
filterChar(c);
}
public void write(String str, int off, int len)
throws IOException
{
for (int i = off; i < len; i++)
filterChar(str.charAt(i));
}
private void filterChar(int ch)
throws IOException
{
switch (ch) {
case ' ':
case '\t':
super.write('\\');
super.write(' ');
break;
case '\n':
super.write("\\hspace*{\\fill} \\\\");
break;
default:
super.write(ch);
break;
}
}
}
}